From 55c5d758a5891682e3d3eb4b311fbbcab185bc85 Mon Sep 17 00:00:00 2001 From: francescomani <francesco.mani@eurecom.fr> Date: Thu, 16 Sep 2021 17:45:56 +0200 Subject: [PATCH] removing hardcoding of min bw size for type0 pdcch --- openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c | 12 +++++++++++- openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h | 1 + openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c | 1 + openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_bch.c | 3 +++ 4 files changed, 16 insertions(+), 1 deletion(-) diff --git a/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c b/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c index 6385cb6212..4252f847ba 100644 --- a/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c +++ b/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c @@ -3528,13 +3528,23 @@ void get_type0_PDCCH_CSS_config_parameters(NR_Type0_PDCCH_CSS_config_t *type0_PD uint16_t ssb_start_symbol, NR_SubcarrierSpacing_t scs_ssb, frequency_range_t frequency_range, + int nr_band, uint32_t ssb_index, uint32_t ssb_period, uint32_t ssb_offset_point_a) { NR_SubcarrierSpacing_t scs_pdcch; - channel_bandwidth_t min_channel_bw = bw_10MHz; // TODO remove hardcoding and implement Table 5.3.5-1 in 38.104 + channel_bandwidth_t min_channel_bw; + + // according to Table 5.3.5-1 in 38.104 + // band 79 is the only one which minimum is 40 + // for all the other channels it is either 10 or 5 + // and there is no difference between the two for this implementation so it is set it to 10 + if (nr_band == 79) + min_channel_bw = bw_40MHz; + else + min_channel_bw = bw_10MHz; if (frequency_range == FR2) { if(mib->subCarrierSpacingCommon == NR_MIB__subCarrierSpacingCommon_scs15or60) diff --git a/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h b/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h index 0a185157ef..d114e6ed0a 100644 --- a/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h +++ b/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h @@ -134,6 +134,7 @@ void get_type0_PDCCH_CSS_config_parameters(NR_Type0_PDCCH_CSS_config_t *type0_PD uint16_t ssb_start_symbol, NR_SubcarrierSpacing_t scs_ssb, frequency_range_t frequency_range, + int nr_band, uint32_t ssb_index, uint32_t ssb_period, uint32_t ssb_offset_point_a); diff --git a/openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c b/openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c index f3a2496ce3..ccb9c153e9 100644 --- a/openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c +++ b/openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c @@ -1993,6 +1993,7 @@ void nr_ue_sib1_scheduler(module_id_t module_idP, ssb_start_symbol, scs_ssb, frequency_range, + mac->nr_band, ssb_index, 1, // If the UE is not configured with a periodicity, the UE assumes a periodicity of a half frame ssb_offset_point_a); diff --git a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_bch.c b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_bch.c index b74432b2ae..cb5d83c51e 100644 --- a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_bch.c +++ b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_bch.c @@ -219,6 +219,7 @@ void schedule_nr_mib(module_id_t module_idP, frame_t frameP, sub_frame_t slotP) ssb_start_symbol, scs, FR1, + band, i_ssb, ssb_frame_periodicity, offset_pointa); @@ -246,6 +247,7 @@ void schedule_nr_mib(module_id_t module_idP, frame_t frameP, sub_frame_t slotP) ssb_start_symbol, scs, FR1, + band, i_ssb, ssb_frame_periodicity, offset_pointa); @@ -281,6 +283,7 @@ void schedule_nr_mib(module_id_t module_idP, frame_t frameP, sub_frame_t slotP) ssb_start_symbol, scs, FR2, + band, i_ssb, ssb_frame_periodicity, offset_pointa); -- 2.26.2